
/******************************************************************************
 * Copyright (C) 2024 EternalChip, Inc.(Gmbh) or its affiliates.
 * 
 * All Rights Reserved.
 * 
 * @file callback.c
 * 
 * @par dependencies 
 * - 
 * - 
 * - 
 * 
 * @author ldh | R&D Dept. | EternalChip 立芯嵌入式
 * 
 * @brief Provide the HAL APIs of AHT21 and corresponding opetions.
 * 
 * Processing flow:
 * 
 * call directly.
 * 
 * @version V1.0 2023-12-03
 *
 * @note 1 tab == 4 spaces!
 * 
 *****************************************************************************/
    
//******************************** Includes *********************************//

#include "MyApplication.h"

//******************************** Includes *********************************//


/**
 * @name  fputc
 * @brief pirntf重定向
 * 
 * Steps:
 *  1. 
 *  2. 
 *  3.
 *  
 * @param[in] ch       	: 
 * @param[in] f        	: 
 * 
 * @return	  int 		:
 * 
 * */


